<%@page  language="java" import="java.util.*" pageEncoding="UTF-8" %>
<%
    String path = request.getContextPath();
    String basePath = request.getScheme()+"://"+request.getServerName()+":"+request.getServerPort()+path+"/";
%>
<html>
<head>
    <base href="<%=basePath%>">
    <title>物理</title>
    <meta http-equiv="pragma" content="no-cache">
    <meta http-equiv="cache-control" content="no-cache">
    <meta http-equiv="expires" content="0">
    <meta http-equiv="keywords" content="keyword1,keyword2,keyword3">
    <meta http-equiv="description" content="This is my page">
</head>
<body>
<%@ include file="top.html"%>
<%
    String s=request.getParameter("choice");
    if (s==null)
        s="1";
    int choice=Integer.parseInt(s);
    switch (choice){
        case 1:%>
<%@include file="welcome.html"%>
<%
    break;
    case 2:
%>
<%@include file="feature.html" %>
<%
    break;
    case 3 :
%>
<%@include file="contact.html"%>
<%
    break;
    }
%>

</body>
</html>
